70 lines
2 KiB
TypeScript
70 lines
2 KiB
TypeScript
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import gp from "@sagold/json-pointer";
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import getTypeDefs from "./schema/getTypeDefs";
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import { JsonSchema, JsonPointer } from "./types";
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import { isObject } from "./utils/isObject";
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export type EachSchemaCallback = (schema: JsonSchema, pointer: JsonPointer) => void;
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type Walker = {
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nextTypeDefs: typeof nextTypeDefs;
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callback: EachSchemaCallback;
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};
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function nextTypeDefs(schema: JsonSchema, pointer: JsonPointer) {
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if (this.callback(schema, pointer) === true) {
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// eslint-disable-line no-invalid-this
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return; // stop iteration
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}
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const defs = getTypeDefs(schema);
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// eslint-disable-next-line no-invalid-this
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defs.forEach((next) => this.nextTypeDefs(next.def, gp.join(pointer, next.pointer, false)));
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}
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function eachDefinition(
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walk: Walker,
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schema: JsonSchema,
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pointer: JsonPointer,
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key = "definitions"
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) {
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const defs = schema[key];
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Object.keys(defs).forEach((defId) => {
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if (defs[defId] === false || isObject(defs[defId])) {
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walk.nextTypeDefs(defs[defId], gp.join(pointer, key, defId, false));
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return;
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}
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// console.log(`Invalid schema in ${pointer}/${key}/${defId}`);
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});
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}
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export function eachSchema(
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schema: JsonSchema,
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callback: EachSchemaCallback,
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pointer: JsonPointer = "#"
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) {
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const walk = { callback, nextTypeDefs };
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walk.nextTypeDefs(schema, pointer);
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if (schema.definitions != null) {
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walk.callback = (defschema, schemaPointer) => {
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callback(defschema, schemaPointer);
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if (defschema.definitions != null) {
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eachDefinition(walk, defschema, schemaPointer);
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}
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};
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eachDefinition(walk, schema, pointer);
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}
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if (schema.$defs != null) {
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walk.callback = (defschema, schemaPointer) => {
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callback(defschema, schemaPointer);
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if (defschema.definitions != null) {
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eachDefinition(walk, defschema, schemaPointer);
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}
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};
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eachDefinition(walk, schema, pointer, "$defs");
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}
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}
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